.article-title{

    display: table;

    margin: 0 auto;

    text-align: center;

    margin-top: 25px;

}



.article-title h5{

    font-size:  22px;

    

}



.introduction-title {

    margin-top: 14px;

    font-size: 14px;

    color: #808080;

    line-height: 18px;

}



.introduction-title img{

    margin-top: -3px;

    margin-right: 5px;

}



.introduction-title img:nth-of-type(2){

    margin-left: 55px;

}



.article-introduction{

    margin-top: 20px;

}



.article-introduction p{

    text-indent: 2rem;

    font-size: 16px;

    color: #808080;

}



.article-introduction img{

    margin: 20px 0px;

}



.page li{

    margin: 0px 23px;

}

.img-fixed{
    width: 388px;
    height: 388px;
}